Api Endpoint

mcp.dropenginehq.com

Simulates an unsigned Base or Base Sepolia EVM transaction with read-only RPC calls before an agent signs or broadcasts it. Returns execution/revert status, gas estimate, decoded top-level ERC-20 tra…

Open interactive test console

Offering

Provider: mcp.dropenginehq.com
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Blockchain And Crypto
Delivery: Not provided
Pricing model: Not provided
x402 version: 1

Endpoint context

URL: https://mcp.dropenginehq.com/api/simulate-transaction
MIME type: Not provided
First seen: 2026-10-16T02:38:43.848Z
Last seen: 2026-10-26T00:18:41.208Z
Tags: None supplied

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.02 USDC
Atomic price: 20000 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "20000",
    "payTo": "0xc7693f1ba43E6D1F1885292E1194dc1FDc6e7585"
  }
]

Observed health

Status: Healthy
Latest latency: 1237 ms
Average latency: 516 ms
HTTP status: 402
Last checked: 2026-11-02T12:27:02.893Z
Reachability: 100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{}

Output schema

null